//
// Copyright (c) 2018 Advanced Micro Devices, Inc. All rights reserved.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
//
#pragma once

#include <queue>
#include <set>
#include "VEZ.h"
#include "Utility/SpinLock.h"

namespace vez
{
    class Device;

    class SyncPrimitivesPool
    {
    public:
        SyncPrimitivesPool(Device* device);

        ~SyncPrimitivesPool();

        VkResult AcquireFence(VkFence* pFence);
        void ReleaseFence(VkFence fence);
        bool Exists(VkFence fence);

        VkResult AcquireSemaphore(uint32_t semaphoreCount, VkSemaphore* pSemaphores);
        void ReleaseSemaphores(uint32_t semaphoreCount, const VkSemaphore* pSemaphores);
        bool Exists(VkSemaphore semaphore);

    private:
        Device* m_device = nullptr;
        std::set<VkFence> m_allFences;
        std::set<VkSemaphore> m_allSemaphores;
        std::queue<VkFence> m_availableFences;
        std::queue<VkSemaphore> m_availableSemaphores;
        SpinLock m_fenceLock, m_semaphoreLock;
    };    
}